Tablet sales grew by 68 per cent in 2013, according to the latest report by Gartner, with Android continuing to dominate. 195.4 million units were sold last year, compared to 116.3 million in 2012. The increase was fuelled by the smaller screen low-end market and first time buyers, where Android was a popular choice. Tablets made up 90 per cent of overall ultramobile sales in 2013. Emerging …